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/* -*- Mode: C++; tab-width: 4; indent-tabs-mode: nil; c-basic-offset: 4 -*- */
/*
* This file is part of the LibreOffice project.
*
* This Source Code Form is subject to the terms of the Mozilla Public
* License, v. 2.0. If a copy of the MPL was not distributed with this
* file, You can obtain one at http://mozilla.org/MPL/2.0/.
*
* This file incorporates work covered by the following license notice:
*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed
* with this work for additional information regarding copyright
* ownership. The ASF licenses this file to you under the Apache
* License, Version 2.0 (the "License"); you may not use this file
* except in compliance with the License. You may obtain a copy of
* the License at http://www.apache.org/licenses/LICENSE-2.0 .
*/
#include <string.h>
#include "ContentHelper.hxx"
#include <rtl/ustrbuf.hxx>
#include <ucbhelper/cancelcommandexecution.hxx>
#include <comphelper/property.hxx>
#include <com/sun/star/ucb/UnsupportedCommandException.hpp>
#include <com/sun/star/lang/IllegalArgumentException.hpp>
#include <com/sun/star/lang/IllegalAccessException.hpp>
#include <com/sun/star/io/XOutputStream.hpp>
#include <com/sun/star/io/XActiveDataSink.hpp>
#include <com/sun/star/beans/IllegalTypeException.hpp>
#include <com/sun/star/beans/PropertyAttribute.hpp>
#include <ucbhelper/propertyvalueset.hxx>
#include <ucbhelper/contentidentifier.hxx>
#include "myucp_resultset.hxx"
#include <com/sun/star/container/XNameContainer.hpp>
#include "sdbcoretools.hxx"
#include "dbastrings.hrc"
#include <tools/debug.hxx>
namespace dbaccess
{
using namespace ::com::sun::star::uno;
using namespace ::com::sun::star::ucb;
using namespace ::com::sun::star::beans;
using namespace ::com::sun::star::lang;
using namespace ::com::sun::star::sdbc;
using namespace ::com::sun::star::io;
using namespace ::com::sun::star::util;
using namespace ::com::sun::star::embed;
using namespace ::com::sun::star::container;
using namespace ::comphelper;
using namespace ::cppu;
OContentHelper_Impl::OContentHelper_Impl()
: m_pDataSource(nullptr)
{
}
OContentHelper_Impl::~OContentHelper_Impl()
{
}
OContentHelper::OContentHelper(const Reference< XComponentContext >& _xORB
,const Reference< XInterface >& _xParentContainer
,const TContentPtr& _pImpl)
: OContentHelper_COMPBASE(m_aMutex)
,m_aContentListeners(m_aMutex)
,m_aPropertyChangeListeners(m_aMutex)
,m_xParentContainer( _xParentContainer )
,m_aContext( _xORB )
,m_aErrorHelper( m_aContext )
,m_pImpl(_pImpl)
,m_nCommandId(0)
{
}
void SAL_CALL OContentHelper::disposing()
{
::osl::MutexGuard aGuard(m_aMutex);
// say goodbye to our listeners
EventObject aEvt(*this);
m_aContentListeners.disposeAndClear(aEvt);
m_xParentContainer = nullptr;
}
IMPLEMENT_SERVICE_INFO1(OContentHelper,"com.sun.star.comp.sdb.Content","com.sun.star.ucb.Content");
IMPLEMENT_IMPLEMENTATION_ID(OContentHelper)
// XContent
Reference< XContentIdentifier > SAL_CALL OContentHelper::getIdentifier( )
{
::osl::MutexGuard aGuard(m_aMutex);
OUString aIdentifier( "private:" + impl_getHierarchicalName( true ) );
return new ::ucbhelper::ContentIdentifier( aIdentifier );
}
OUString OContentHelper::impl_getHierarchicalName( bool _includingRootContainer ) const
{
OUStringBuffer aHierarchicalName( m_pImpl->m_aProps.aTitle );
Reference< XInterface > xParent = m_xParentContainer;
while( xParent.is() )
{
Reference<XPropertySet> xProp( xParent, UNO_QUERY );
Reference< XChild > xChild( xParent, UNO_QUERY );
xParent.set( xChild.is() ? xChild->getParent() : Reference< XInterface >(), UNO_QUERY );
if ( xProp.is() && xParent.is() )
{
OUString sName;
xProp->getPropertyValue( PROPERTY_NAME ) >>= sName;
OUString sPrevious = aHierarchicalName.makeStringAndClear();
aHierarchicalName.append( sName + "/" + sPrevious );
}
}
OUString sHierarchicalName( aHierarchicalName.makeStringAndClear() );
if ( !_includingRootContainer )
sHierarchicalName = sHierarchicalName.copy( sHierarchicalName.indexOf( '/' ) + 1 );
return sHierarchicalName;
}
OUString SAL_CALL OContentHelper::getContentType()
{
::osl::MutexGuard aGuard(m_aMutex);
if ( !m_pImpl->m_aProps.aContentType )
{ // content type not yet retrieved
m_pImpl->m_aProps.aContentType.reset( determineContentType() );
}
return *m_pImpl->m_aProps.aContentType;
}
void SAL_CALL OContentHelper::addContentEventListener( const Reference< XContentEventListener >& _rxListener )
{
::osl::MutexGuard aGuard(m_aMutex);
if ( _rxListener.is() )
m_aContentListeners.addInterface(_rxListener);
}
void SAL_CALL OContentHelper::removeContentEventListener( const Reference< XContentEventListener >& _rxListener )
{
::osl::MutexGuard aGuard(m_aMutex);
if (_rxListener.is())
m_aContentListeners.removeInterface(_rxListener);
}
// XCommandProcessor
sal_Int32 SAL_CALL OContentHelper::createCommandIdentifier( )
{
::osl::MutexGuard aGuard(m_aMutex);
// Just increase counter on every call to generate an identifier.
return ++m_nCommandId;
}
Any SAL_CALL OContentHelper::execute( const Command& aCommand, sal_Int32 /*CommandId*/, const Reference< XCommandEnvironment >& Environment )
{
Any aRet;
if ( aCommand.Name == "getPropertyValues" )
{
// getPropertyValues
Sequence< Property > Properties;
if ( !( aCommand.Argument >>= Properties ) )
{
OSL_FAIL( "Wrong argument type!" );
ucbhelper::cancelCommandExecution(
makeAny( IllegalArgumentException(
OUString(),
static_cast< cppu::OWeakObject * >( this ),
-1 ) ),
Environment );
// Unreachable
}
aRet <<= getPropertyValues( Properties);
}
else if ( aCommand.Name == "setPropertyValues" )
{
// setPropertyValues
Sequence< PropertyValue > aProperties;
if ( !( aCommand.Argument >>= aProperties ) )
{
OSL_FAIL( "Wrong argument type!" );
ucbhelper::cancelCommandExecution(
makeAny( IllegalArgumentException(
OUString(),
static_cast< cppu::OWeakObject * >( this ),
-1 ) ),
Environment );
// Unreachable
}
if ( !aProperties.getLength() )
{
OSL_FAIL( "No properties!" );
ucbhelper::cancelCommandExecution(
makeAny( IllegalArgumentException(
OUString(),
static_cast< cppu::OWeakObject * >( this ),
-1 ) ),
Environment );
// Unreachable
}
aRet <<= setPropertyValues( aProperties, Environment );
}
else if ( aCommand.Name == "getPropertySetInfo" )
{
// getPropertySetInfo
Reference<XPropertySet> xProp(*this,UNO_QUERY);
if ( xProp.is() )
aRet <<= xProp->getPropertySetInfo();
// aRet <<= getPropertySetInfo(); // TODO
}
else
{
// Unsupported command
OSL_FAIL( "Content::execute - unsupported command!" );
ucbhelper::cancelCommandExecution(
makeAny( UnsupportedCommandException(
OUString(),
static_cast< cppu::OWeakObject * >( this ) ) ),
Environment );
// Unreachable
}
return aRet;
}
void SAL_CALL OContentHelper::abort( sal_Int32 /*CommandId*/ )
{
}
// XPropertiesChangeNotifier
void SAL_CALL OContentHelper::addPropertiesChangeListener( const Sequence< OUString >& PropertyNames, const Reference< XPropertiesChangeListener >& Listener )
{
::osl::MutexGuard aGuard(m_aMutex);
sal_Int32 nCount = PropertyNames.getLength();
if ( !nCount )
{
// Note: An empty sequence means a listener for "all" properties.
m_aPropertyChangeListeners.addInterface(OUString(), Listener );
}
else
{
const OUString* pSeq = PropertyNames.getConstArray();
for ( sal_Int32 n = 0; n < nCount; ++n )
{
const OUString& rName = pSeq[ n ];
if ( !rName.isEmpty() )
m_aPropertyChangeListeners.addInterface(rName, Listener );
}
}
}
void SAL_CALL OContentHelper::removePropertiesChangeListener( const Sequence< OUString >& PropertyNames, const Reference< XPropertiesChangeListener >& Listener )
{
::osl::MutexGuard aGuard(m_aMutex);
sal_Int32 nCount = PropertyNames.getLength();
if ( !nCount )
{
// Note: An empty sequence means a listener for "all" properties.
m_aPropertyChangeListeners.removeInterface( OUString(), Listener );
}
else
{
const OUString* pSeq = PropertyNames.getConstArray();
for ( sal_Int32 n = 0; n < nCount; ++n )
{
const OUString& rName = pSeq[ n ];
if ( !rName.isEmpty() )
m_aPropertyChangeListeners.removeInterface( rName, Listener );
}
}
}
// XPropertyContainer
void SAL_CALL OContentHelper::addProperty( const OUString& /*Name*/, sal_Int16 /*Attributes*/, const Any& /*DefaultValue*/ )
{
OSL_FAIL( "OContentHelper::addProperty: not implemented!" );
}
void SAL_CALL OContentHelper::removeProperty( const OUString& /*Name*/ )
{
OSL_FAIL( "OContentHelper::removeProperty: not implemented!" );
}
// XInitialization
void SAL_CALL OContentHelper::initialize( const Sequence< Any >& _aArguments )
{
const Any* pBegin = _aArguments.getConstArray();
const Any* pEnd = pBegin + _aArguments.getLength();
PropertyValue aValue;
for(;pBegin != pEnd;++pBegin)
{
*pBegin >>= aValue;
if ( aValue.Name == "Parent" )
{
m_xParentContainer.set(aValue.Value,UNO_QUERY);
}
else if ( aValue.Name == PROPERTY_NAME )
{
aValue.Value >>= m_pImpl->m_aProps.aTitle;
}
else if ( aValue.Name == PROPERTY_PERSISTENT_NAME )
{
aValue.Value >>= m_pImpl->m_aProps.sPersistentName;
}
}
}
Sequence< Any > OContentHelper::setPropertyValues(const Sequence< PropertyValue >& rValues,const Reference< XCommandEnvironment >& /*xEnv*/ )
{
osl::ClearableGuard< osl::Mutex > aGuard( m_aMutex );
Sequence< Any > aRet( rValues.getLength() );
Sequence< PropertyChangeEvent > aChanges( rValues.getLength() );
sal_Int32 nChanged = 0;
PropertyChangeEvent aEvent;
aEvent.Source = static_cast< cppu::OWeakObject * >( this );
aEvent.Further = false;
aEvent.PropertyHandle = -1;
const PropertyValue* pValues = rValues.getConstArray();
sal_Int32 nCount = rValues.getLength();
for ( sal_Int32 n = 0; n < nCount; ++n )
{
const PropertyValue& rValue = pValues[ n ];
if ( rValue.Name == "ContentType" )
{
// Read-only property!
aRet[ n ] <<= IllegalAccessException("Property is read-only!",
static_cast< cppu::OWeakObject * >( this ) );
}
else if ( rValue.Name == "IsDocument" )
{
// Read-only property!
aRet[ n ] <<= IllegalAccessException("Property is read-only!",
static_cast< cppu::OWeakObject * >( this ) );
}
else if ( rValue.Name == "IsFolder" )
{
// Read-only property!
aRet[ n ] <<= IllegalAccessException("Property is read-only!",
static_cast< cppu::OWeakObject * >( this ) );
}
else if ( rValue.Name == "Title" )
{
OUString aNewValue;
if ( rValue.Value >>= aNewValue )
{
if ( aNewValue != m_pImpl->m_aProps.aTitle )
{
aEvent.PropertyName = rValue.Name;
aEvent.OldValue = makeAny( m_pImpl->m_aProps.aTitle );
try
{
impl_rename_throw( aNewValue ,false);
OSL_ENSURE( m_pImpl->m_aProps.aTitle == aNewValue, "OContentHelper::setPropertyValues('Title'): rename did not work!" );
aEvent.NewValue = makeAny( aNewValue );
aChanges.getArray()[ nChanged ] = aEvent;
nChanged++;
}
catch( const Exception& )
{
OSL_FAIL( "OContentHelper::setPropertyValues('Title'): caught an exception while renaming!" );
}
}
else
{
// Old value equals new value. No error!
}
}
else
{
aRet[ n ] <<= IllegalTypeException("Property value has wrong type!",
static_cast< cppu::OWeakObject * >( this ) );
}
}
else
{
aRet[ n ] <<= Exception("No property set for storing the value!",
static_cast< cppu::OWeakObject * >( this ) );
}
}
if ( nChanged > 0 )
{
notifyDataSourceModified();
aGuard.clear();
aChanges.realloc( nChanged );
notifyPropertiesChange( aChanges );
}
return aRet;
}
// static
Reference< XRow > OContentHelper::getPropertyValues( const Sequence< Property >& rProperties)
{
// Note: Empty sequence means "get values of all supported properties".
rtl::Reference< ::ucbhelper::PropertyValueSet > xRow = new ::ucbhelper::PropertyValueSet( m_aContext );
sal_Int32 nCount = rProperties.getLength();
if ( nCount )
{
const Property* pProps = rProperties.getConstArray();
for ( sal_Int32 n = 0; n < nCount; ++n )
{
const Property& rProp = pProps[ n ];
// Process Core properties.
if ( rProp.Name == "ContentType" )
{
xRow->appendString ( rProp, getContentType() );
}
else if ( rProp.Name == "Title" )
{
xRow->appendString ( rProp, m_pImpl->m_aProps.aTitle );
}
else if ( rProp.Name == "IsDocument" )
{
xRow->appendBoolean( rProp, m_pImpl->m_aProps.bIsDocument );
}
else if ( rProp.Name == "IsFolder" )
{
xRow->appendBoolean( rProp, m_pImpl->m_aProps.bIsFolder );
}
else
xRow->appendVoid(rProp);
}
}
else
{
// Append all Core Properties.
xRow->appendString (
Property( "ContentType", -1,
cppu::UnoType<OUString>::get(),
PropertyAttribute::BOUND
| PropertyAttribute::READONLY ),
getContentType() );
xRow->appendString (
Property( "Title", -1,
cppu::UnoType<OUString>::get(),
PropertyAttribute::BOUND ),
m_pImpl->m_aProps.aTitle );
xRow->appendBoolean(
Property( "IsDocument", -1,
cppu::UnoType<bool>::get(),
PropertyAttribute::BOUND
| PropertyAttribute::READONLY ),
m_pImpl->m_aProps.bIsDocument );
xRow->appendBoolean(
Property( "IsFolder", -1,
cppu::UnoType<bool>::get(),
PropertyAttribute::BOUND
| PropertyAttribute::READONLY ),
m_pImpl->m_aProps.bIsFolder );
// @@@ Append other properties supported directly.
}
return Reference< XRow >( xRow.get() );
}
void OContentHelper::notifyPropertiesChange( const Sequence< PropertyChangeEvent >& evt ) const
{
sal_Int32 nCount = evt.getLength();
if ( nCount )
{
// First, notify listeners interested in changes of every property.
OInterfaceContainerHelper* pAllPropsContainer = m_aPropertyChangeListeners.getContainer( OUString() );
if ( pAllPropsContainer )
{
OInterfaceIteratorHelper aIter( *pAllPropsContainer );
while ( aIter.hasMoreElements() )
{
// Propagate event.
Reference< XPropertiesChangeListener > xListener( aIter.next(), UNO_QUERY );
if ( xListener.is() )
xListener->propertiesChange( evt );
}
}
typedef Sequence< PropertyChangeEvent > PropertyEventSequence;
typedef ::std::map< XPropertiesChangeListener*, PropertyEventSequence* > PropertiesEventListenerMap;
PropertiesEventListenerMap aListeners;
const PropertyChangeEvent* propertyChangeEvent = evt.getConstArray();
for ( sal_Int32 n = 0; n < nCount; ++n, ++propertyChangeEvent )
{
const PropertyChangeEvent& rEvent = *propertyChangeEvent;
const OUString& rName = rEvent.PropertyName;
OInterfaceContainerHelper* pPropsContainer = m_aPropertyChangeListeners.getContainer( rName );
if ( pPropsContainer )
{
OInterfaceIteratorHelper aIter( *pPropsContainer );
while ( aIter.hasMoreElements() )
{
PropertyEventSequence* propertyEvents = nullptr;
XPropertiesChangeListener* pListener = static_cast< XPropertiesChangeListener * >( aIter.next() );
PropertiesEventListenerMap::const_iterator it = aListeners.find( pListener );
if ( it == aListeners.end() )
{
// Not in map - create and insert new entry.
propertyEvents = new PropertyEventSequence( nCount );
aListeners[ pListener ] = propertyEvents;
}
else
propertyEvents = (*it).second;
if ( propertyEvents )
(*propertyEvents)[n] = rEvent;
}
}
}
// Notify listeners.
PropertiesEventListenerMap::const_iterator it = aListeners.begin();
while ( !aListeners.empty() )
{
XPropertiesChangeListener* pListener =
static_cast< XPropertiesChangeListener * >( (*it).first );
PropertyEventSequence* pSeq = (*it).second;
// Remove current element.
it = aListeners.erase( it );
// Propagate event.
pListener->propertiesChange( *pSeq );
delete pSeq;
}
}
}
// css::lang::XUnoTunnel
sal_Int64 OContentHelper::getSomething( const Sequence< sal_Int8 > & rId )
{
if (rId.getLength() == 16 && 0 == memcmp(getUnoTunnelImplementationId().getConstArray(), rId.getConstArray(), 16 ) )
return reinterpret_cast<sal_Int64>(this);
return 0;
}
OContentHelper* OContentHelper::getImplementation( const Reference< XInterface >& _rxComponent )
{
OContentHelper* pContent( nullptr );
Reference< XUnoTunnel > xUnoTunnel( _rxComponent, UNO_QUERY );
if ( xUnoTunnel.is() )
pContent = reinterpret_cast< OContentHelper* >( xUnoTunnel->getSomething( getUnoTunnelImplementationId() ) );
return pContent;
}
Reference< XInterface > SAL_CALL OContentHelper::getParent( )
{
::osl::MutexGuard aGuard(m_aMutex);
return m_xParentContainer;
}
void SAL_CALL OContentHelper::setParent( const Reference< XInterface >& _xParent )
{
::osl::MutexGuard aGuard(m_aMutex);
m_xParentContainer = _xParent;
}
void OContentHelper::impl_rename_throw(const OUString& _sNewName,bool _bNotify )
{
osl::ClearableGuard< osl::Mutex > aGuard(m_aMutex);
if ( _sNewName.equals( m_pImpl->m_aProps.aTitle ) )
return;
try
{
Sequence< PropertyChangeEvent > aChanges( 1 );
aChanges[0].Source = static_cast< cppu::OWeakObject * >( this );
aChanges[0].Further = false;
aChanges[0].PropertyName = PROPERTY_NAME;
aChanges[0].PropertyHandle = PROPERTY_ID_NAME;
aChanges[0].OldValue <<= m_pImpl->m_aProps.aTitle;
aChanges[0].NewValue <<= _sNewName;
aGuard.clear();
m_pImpl->m_aProps.aTitle = _sNewName;
if ( _bNotify )
notifyPropertiesChange( aChanges );
notifyDataSourceModified();
}
catch(const PropertyVetoException&)
{
throw ElementExistException(_sNewName,*this);
}
}
void SAL_CALL OContentHelper::rename( const OUString& newName )
{
impl_rename_throw(newName);
}
void OContentHelper::notifyDataSourceModified()
{
::dbaccess::notifyDataSourceModified(m_xParentContainer,true);
}
} // namespace dbaccess
/* vim:set shiftwidth=4 softtabstop=4 expandtab: */
|